O'Brien Avocats S.E.N.C.R.L. is a Quebec business law firm founded in 1984, providing a full range of legal services to business people, entrepreneurs, corporations, and financial institutions.

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This firm’s lawyers at a glance

Called to the bar
1970–2015 · median 42 years in practice 7 of 7 lawyers
Law schools
Université de Montréal, Université Laval 2 of 7 lawyers
Languages on the roster
French

Where to find them

140 Grande Allée E #600, Québec, QC G1R 5M8

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Listing compiled from the firm’s public website in July 2026. Verify licence status in the Barreau du Québec directory ↗